85498918252 has 48 divisors (see below), whose sum is σ = 166215974400. Its totient is φ = 38156564160.

The previous prime is 85498918181. The next prime is 85498918303. The reversal of 85498918252 is 25281989458.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553498 + ... + 690910.

It is an arithmetic number, because the mean of its divisors is an integer number (3462832800).

Almost surely, 2^85498918252 is an apocalyptic number.

It is an amenable number.

85498918252 is a deficient number, since it is larger than the sum of its proper divisors (80717056148).

85498918252 is a wasteful number, since it uses less digits than its factorization.

85498918252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137686 (or 137684 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 61.

The spelling of 85498918252 in words is "eighty-five billion, four hundred ninety-eight million, nine hundred eighteen thousand, two hundred fifty-two".